#include <bits/stdc++.h>

using namespace std;
using ll = long long;

void solve() {
	int n;
	cin >> n;
	if (n <= 2) {
		cout << "red" << endl;
	} else {
		cout << "purple" << endl;
	}
}

int main() {
	ios::sync_with_stdio(false);
	cin.tie(nullptr);
	solve();
	return 0;
}